The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 17, 2004
Filed:
Aug. 27, 2002
Masanobu Okazaki, Saitama, JP;
Nihon Dempa Kogyo Co., Ltd, Tokyo, JP;
Abstract
A multifunctional crystal unit in which in the same container constituted by a container body having a recess therein and a cover, a plurality of crystal blanks are hermetically encapsulated. In the container, the crystal blanks are respectively held in different spaces, which are isolated from one another by a shielding member. Hereby, respective crystal blanks are electrically shielded from one another. As the plurality of crystal blanks, a crystal blank of AT cut for generating a communication frequency signal, and a tuning fork type crystal blank for generating a clock signal are preferably used.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile